# -.- coding:utf-8 -.-# __author__= 'vivi'#reduce'''from functools import reducedef fn(x, y):    return x + yprint(reduce(fn, [1, 3, 5, 7, 9]))''''''from functools import reducedef fn(x, y):    return x * 10 + yprint(reduce(fn, [1, 3, 5, 7, 9]))''''''from functools import reducedef str2int(s):    def fn(x, y):        return x * 10 + y    def char2num(s):        return {'0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5}[s]    return reduce(fn, map(char2num, s))'''